<template>
	<view>
		<!-- 轮播图区域 -->
		<swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" :circular="true">
			<swiper-item v-for="(item,index) in swiperList" :key="index">
				<navigator class="swiper-item" :url="'/subpkg/goods_detail/goods_detail?goods_id=' + item.goods_id">
					<image :src="item.image_src" mode=""></image>
				</navigator>
			</swiper-item>
		</swiper>
		
		<!-- 分类导航区域 -->
		<view class="nav-list">
			<view class="nav-item" v-for="(item,index) in navList" :key="index" @click="navClickHandler(item)">
				<image :src="item.image_src" class="nav-img"></image>
			</view>
		</view>
		
		<!-- 楼层的容器 -->
		<view class="floor-list">
		  <!-- 每一个楼层的 item 项 -->
		  <view class="floor-item" v-for="(item, i) in floorList" :key="i">
		    <!-- 楼层的标题 -->
		    <image :src="item.floor_title.image_src" class="floor-title"></image>
		    <!-- 楼层的图片区域 -->
		    <view class="floor-img-box">
		      <!-- 左侧大图片的盒子 -->
		      <navigator class="left-img-box" :url="item.product_list[0].url">
		        <image :src="item.product_list[0].image_src" :style="{width: item.product_list[0].image_width + 'rpx'}" mode="widthFix"></image>
		      </navigator>
		      <!-- 右侧 4 个小图片的盒子 -->
		      <view class="right-img-box">
		        <navigator class="right-img-item" v-for="(item2, i2) in item.product_list" :key="i2" v-if="i2 !== 0" :url="item2.url">
		          <image :src="item2.image_src" :style="{width: item2.image_width + 'rpx'}" mode="widthFix"></image>
		        </navigator>
		      </view>
		    </view>
		  </view>
		</view>
	</view>
</template>

<script>
	export default {
		data() {
			return {
				// 1. 轮播图的数据列表，默认为空数组
				swiperList: [],
				// 1. 分类导航的数据列表
				navList: [],
				// 1. 楼层的数据列表
				floorList: [],
			};
		},
		onLoad() {
				this.getSwiperList(),
				this.getNavList(),
				this.getFloorList()
				console.log(this.floorList);
		},
		methods: {
			async getSwiperList() {
				const {
					data: res
				} = await uni.$http.get('/api/public/v1/home/swiperdata')
				//请求失败
				if (res.meta.status !== 200) return uni.$showMsg()
				this.swiperList = res.message
				uni.$showMsg('数据请求成功!')
			},
			async getNavList() {
				const {
					data: res
				} = await uni.$http.get('/api/public/v1/home/catitems')
				if (res.meta.status !== 200) return uni.$showMsg()
				this.navList = res.message
			},
			async getFloorList() {
				const {
					data: res
				} = await uni.$http.get('/api/public/v1/home/floordata')
				if (res.meta.status !== 200) return uni.$showMsg()
				this.floorList = res.message
				// 对数据进行处理
				res.message.forEach(floor => {
				  floor.product_list.forEach(prod => {
				    prod.url = '/subpkg/goods_list/goods_list?' + prod.navigator_url.split('?')[1]
				  })
				})
				this.floorList = res.message
			},
			navClickHandler(item) {
				console.log(item)
				if (item.name === '分类') {
					uni.switchTab({
						url: '/pages/cate/cate'
					})
				}
			}
		}
	}
</script>

<style lang="scss">
	swiper {
		height: 330rpx;

		.swiper-item,
		image {
			width: 100%;
			height: 100%;
		}
	}

	.nav-list {
		display: flex;
		justify-content: space-around;
		margin: 15px 0;

		.nav-img {
			width: 128rpx;
			height: 140rpx;
		}
	}

	.floor-title {
		height: 60rpx;
		width: 100%;
		display: flex;
	}

	.right-img-box {
		display: flex;
		flex-wrap: wrap;
		justify-content: space-around;
	}

	.floor-img-box {
		display: flex;
		padding-left: 10rpx;
	}
</style>
